Fact Directory

Explore the latest fascinating facts freshly added to our collection!

Why Are Tunnel Boring Machines Buried and Abandoned After Completing a Tunnel?
Construction
Tunnel Boring Machines (TBMs) are often buried and abandoned at the end of a tunnel project due to p... Read more
What does it mean 'Redback'?
Currency
The term "redback" is a nickname for the Chinese yuan renminbi (CNY), similar to "greenback" is used... Read more
Who Is the Statue of Liberty Modeled After?
History
The Statue of Liberty is believed to be was modeled primarily after two key inspirations: sculptor F... Read more
Temper Temper: The USS Wisconsin’s March 15, 1952 Revenge
History
On March 15, 1952, while operating off the coast of Korea during the Korean War, the Iowa class Batt... Read more
Why is Synthetic Oil Better than Standard Mineral Oil?
Automotive
Synthetic oils are generally considered better quality than standard mineral oils and offer better p... Read more
How fast is 4G?
Technology
4G (4G LTE) typical has a real world speed of around 20Mbps and theoretical speed up to 150Mbps. ... Read more
Why Are Toilets and Restrooms Called "WC"?
History
"WC," an abbreviation for "Water Closet," originated in England during the 19th century. As indoor p... Read more
Why Most Residential Exterior Doors Open Inwards
Construction
Most residential exterior doors, particularly front doors, open inwards and swing due to practical c... Read more
How Many Charge Cycles Does a Laptop Battery Last?
Technology
A laptop battery typically lasts for 300-500 charge cycles, or about 2-5 years depending on usage.Us... Read more
What market did COVID 19 start from?
Health
COVID-19 is believed to have originated from the Huanan Seafood Wholesale Market in Wuhan, China, wh... Read more